public RawQuery AppendTable(TableNamePlaceholder alias)
{
_parts.Add(new QueryPart()
{
Table = alias,
});
return(this);
}
public RawQuery AppendColumn(KdPgColumnDescriptor column, TableNamePlaceholder tableAlias)
{
Debug.Assert(tableAlias != null);
_parts.Add(new QueryPart()
{
Column = new ColumnPart(column, tableAlias),
});
return(this);
}
private string ResolvePlaceholder(RenderingContext ctx, TableNamePlaceholder placeholder)
{
var alias = ctx.AliasesStack.Select(x => x.GetValueOrDefault(placeholder.Name)).FirstOrDefault(x => x != null) ?? placeholder.Name;
if (alias == placeholder.Table.Name)
{
return(null);
}
return(alias);
}
public ColumnPart(KdPgColumnDescriptor column, TableNamePlaceholder tablePlaceholder)
{
Column = column;
TablePlaceholder = tablePlaceholder;
}